How to Block Java user-agents

Posted December 1, 2008 * 7 Comments

A variety of user-agents that begin with “Java” are likely visiting your website. Visits providing this type of user-agent are programs created in Java by developers who did not choose to change the default user-agent string value. Here is a list of the Java user-agents I have encountered: Java/1.4.1_04 Java/1.5.0_02 Java/1.5.0_06 Java/1.5.0_14 Java/1.6.0_02 Java/1.6.0_03 Java/1.6.0_04 [...]

Blacklisting via Ionic’s Isapi Rewrite Filter

Posted August 22, 2008 * 23 Comments

In IIS, banning IP addresses from accessing a website is fairly easy. I rarely do this, however, because I prefer to use a combination of an IP address and a user agent string to identify bad bots that are likely scraping my content or attempting to harvest email addresses. I try to avoid blocking an [...]

 

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